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Basic ATM Concepts
US7070447-001, Rev 01
11-7
Draft Level—Hitachi Confidential
❒ If your ATM configuration is corrupt, delete your ATM file from the CLI (rm
atm.cur), reset the switch, and re-configure ATM.
❒ Signaling changes may require you to reboot the switch.
Troubleshootin
g
LANE
Problem:
I’ve created a LEC service but still cannot connect to the ATM
network
.
Solution:
Use the following solutions:
Verify the LEC has been created, admin status is enabled, and
protocol state is ‘active’. Use the following command:
/ATM/SHOW/lec <lec id>
/ATM/CONFIG/ENABLE/lec <lec id>
Ensure that you are using a valid LEC id. Valid LEC values ranges
from 0 through 31
/ATM/CONFIG/CREATE/lec <lec id>
Ensure the ATM port is configured for SVC mode and ILMI is
enabled. By default, the ATM port is set to ‘PVC’ mode and ILMI
disabled.
/ATM/CONFIG/MODIFY> port
Problem:
The LEC connection is up and active but I cannot ping across the
ATM network.
Solution:
Use the following solutions:
Verify that all IP addresses, subnet masks, gateways are set correctly
on the VLANs and any attached devices.
Verify that the ATM port service has been bound to each VLAN.
/PORTSERV/CONFIG/create 34
vps 34
Verify all ATMLANE ports are in a ‘Forwarding’ state using vvp
Depending on Spanning Tree, this process may take up to 20 seconds.